13-Letter Words Matching ____N___N____

There are 29 13-letter words that match ____N___N____. 9 are common words, such as BICENTENNIALS and DELINQUENCIES. A rarer one is SELENOCENTRIC. In this set, E is the most frequent open letter (29 words). 10 words contain a doubled letter.

Full list 29

Common words

bicentennialsdelinquenciesdisenchantingexpansionismsexpansionistsinconstanciesintentionallyunconcernedlyunmentionabledimensionlessdimensionallyextensionally
bicentennialsdelinquenciesdisenchantingexpansionismsexpansionistsinconstanciesintentionallyunconcernedlyunmentionabledimensionlessdimensionallyextensionallyintensionallyorganogenesisreconsignmentstrontianitesuncontainabledisenchantersexsanguinatedexsanguinatesimmunogenesesimmunogenesisimmunogeneticmelanogenesesmelanogenesisorganogenesesorganogeneticpreannouncingselenocentric

About this list

Words
29 (9 common words)
Common example
bicentennials
Rare example
selenocentric
Doubled letters
10
Ending in S
15
Most frequent letter
E (29)

Questions

How many 13-letter words matching ____n___n____ are there?

29. 9 of them are common words.

What is a common example?

BICENTENNIALS is among the common words in this set.